/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package servletuser;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.List;
import javax.ejb.EJB;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import sessionbean.AccountFacadeLocal;
import sessionbean.loginLocal;
import supportlearning.entities.Account;

/**
 *
 * @author Huy
 */
public class servletlogin extends HttpServlet {

    @EJB
    private AccountFacadeLocal accountFacade;
    @EJB
    private loginLocal login;

    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        HttpSession sess = request.getSession(true);
        try {
            String action = request.getParameter("action");
            if (action.equals("login")) {
                String user = request.getParameter("username");
                String pass = request.getParameter("password");
                String rs = login.Login(user, pass);


                if (rs.equals("Admin")) {
                    sess.setAttribute("sessuser", user);
                    response.sendRedirect("showalluser");


                    // out.print("admin");
                } else if (rs.equals("Staff")) {
                    sess.setAttribute("sessuser", user);
                    out.print("Staff");
                    response.sendRedirect("ServletSub");
                } else if (rs.equals("Student")) {
                    sess.setAttribute("sessuser", user);
                    response.sendRedirect("servletstusub");
                    out.print("Student");
                } else {
                    response.sendRedirect("loginfail.jsp");
                }

                //  out.println(result);

            } else if (action.equals("Logout")) {
                sess.invalidate();
                response.sendRedirect("index.jsp");

            }
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
